Tie down locking pin



FIG. 1 is a perspective view of the tie down locking pin.

FIG. 2 is a front elevation. The rear elevation is identical.

FIG. 3 is a right side elevation. The left side elevation is identical.

FIG. 4 is a top plan view; and,

FIG. 5 is a bottom plan view. 

The ornamental design for a tie down locking pin, as shown and described. 